TM
5-5420-226-20-1
Symptom 16.6
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
RUNNING
(Continu@
POWERPLANT
WARNING
AND
DUST
DETECTOR
WARNING
LIGHTS
ARE ON (ENGINE
RUNNING
- ALL GAGES
READ
NORMAL).
I
DUST DETECTOR
( Check dust detector pressure switch(es)for tripped
condition.
l Open top deck grille doom (TM 5-542O-226-10).
l Check dust detector
switch.
I
Is dust detector pressure switch(es)tripped?
[
Go tosymptom 16.8.
/Check filter strip on dust
detector.
l
l
l
l
Loosen
three
screws.
Pull
out approximately
three
inches
of filter
strip.
Cut filter
strip,
leaving
approx-
imately
one inch
sticking
out of
filter.
Tighten
three
screws.
Does filter strip indicete
contamination?
PRESSURE SWITCH
FILTER
STRIP
FILTER
Change
3
4-306.11